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Infant and Child MRI: A Review of Scanning Procedures
Magnetic resonance imaging (MRI) is a safe method to examine human brain. However, a typical MR scan is very sensitive to motion, and it requires the subject to lie still during the acquisition, which is a major challenge ...
Maternal pre-pregnancy BMI associates with neonate local and distal functional connectivity of the left superior frontal gyrus
Maternal obesity/overweight during pregnancy has reached epidemic proportions and has been linked with adverse outcomes for the offspring, including cognitive impairment and increased risk for neuropsychiatric disorders. ...
Sex differences in the associations between maternal prenatal distress and infant cortisol reactivity and recovery
Previous research suggests that maternal prenatal psychological distress (PPD) is related to altered cortisol reactivity in the exposed child. There are indications for the sex differences in vulnerability for prenatal ...
Neonatal Amygdala Volumes and the Development of Self-Regulation from Early Infancy to Toddlerhood
<p><i>Objective:</i> At the broadest level, self-regulation refers to a
range of separate, but inter-related, processes (e.g., working memory,
inhibition, emotion regulation) central for the regulation of cognition,
emotion ...
A variation in the infant oxytocin receptor gene modulates infant hippocampal volumes in association with sex and prenatal maternal anxiety
Genetic variants in the oxytocin receptor (OTR) have been linked to distinct social phenotypes, psychiatric disorders and brain volume alterations in adults. However, to date, it is unknown how OTR genotype shapes prenatal ...
Age and sex differences in the cortisol stress reactivity and recovery among infants exposed to prenatal psychological distress
<p>Background <br></p><p>Altered hypothalamic-pituitary-adrenal axis (HPA) functioning is one of the potential mechanisms bridging exposure to maternal prenatal psychological distress (PPD) and later risk for offspring ...
Epigeneettinen periytyminen sukusolulinjassa
Ympäristön aiheuttamat muutokset geenien toiminnassa voivat periytyä sukupolvelta toiselle sukusolujen välityksellä ja vaikuttaa näin jälkikasvun fenotyyppiin, ilman että {DNA}:n emäsjärjestyksessä tapahtuu muutoksia. ...
Newborn left amygdala volume associates with attention disengagement from fearful faces at eight months
<p>After 5 months of age, infants begin to prioritize attention to fearful over other facial expressions. One key proposition is that amygdala and related early-maturing subcortical network, is important for emergence of this attentional bias – however, empirical data to support these assertions are lacking. In this prospective longitudinal study, we measured amygdala volumes from MR images in 65 healthy neonates at 2–5 weeks of gestation corrected age and attention disengagement from fearful vs. non-fearful facial expressions at 8 months with eye tracking. Overall, infants were less likely to disengage from fearful than happy/neutral faces, demonstrating an age-typical bias for fear. Left, but not right, amygdala volume (corrected for intracranial volume) was positively associated with the likelihood of disengaging attention from fearful faces to a salient lateral distractor (r = .302, p = .014). No association was observed with the disengagement from neutral or happy faces in equivalent conditions (r = .166 and .125, p = .186 and .320, respectively). These results are the first to link the amygdala volume with the emerging perceptual vigilance for fearful faces during infancy. They suggest a link from the prenatally defined variability in the amygdala size to early postnatal emotional and social traits.<br /></p>...
The efficacy of probiotics and/or n-3 long-chain polyunsaturated fatty acids intervention on maternal prenatal and postnatal depressive and anxiety symptoms among overweight and obese women
Maternal depression and anxiety may endanger well-being of both mother and child. We investigated the efficacy of probiotics and/or fish oil (FO) in modifying pre- and postnatal depressive and anxiety symptoms. Symptom ...
Placental DNA methylation marks are associated with maternal depressive symptoms during early pregnancy
<p>Maternal depressive symptoms during pregnancy are a significant risk factor for adverse developmental and health outcomes of the offspring. The molecular mechanisms mediating the long-term effects of this exposure are ...